DropCount

DropCount is a faithful recreation of the classic Drop7 puzzle game for Android, built with Kotlin and Jetpack Compose.

Core Gameplay



• 7×7 Grid: Classic Drop7 gameplay with numbered and solid discs

• Matches: Destroy discs by creating lengths of discs matching the disc numbers

• Chain Reactions: Create cascading combos for higher scores

• Dynamic Difficulty: New rows appear from the bottom based on game mode

Game Modes

1. Normal Mode



• New row every 30 drops, then 29, 28, 27... (decreasing)

2. Challenge Mode



• Configurable difficulty presets: Easy, Medium, Hard, Extreme

• Fixed drop rate for fixed challenge

3. Sequence Mode



• Same rules as Normal mode

• Deterministic disc generation for puzzle-solving

• Predictable sequences for strategic planning

Features



• High Score Tracking: Per-mode high score persistence

• Beautiful UI: Modern Material 3 design with gradient backgrounds

• Animations: Smooth disc drops and break effects

• Pause/Resume: Pause the game anytime

How to Play

1. Tap a column to drop the current disc

2. Match numbers: A disc breaks when contiguous discs in its row OR column equal its number

3. Chain reactions: Breaking discs can trigger more breaks for bonus points

4. Solid discs: Appear solid gray, crack once after first adjacent break, reveal a number after second adjacent break

5. Survive: Avoid filling the past the top row

DropCount is completely free and open source, with no ads or in-app purchases.